This flat desk size magnifier is the perfect tool for enlarging print of newspapers, dictionaries, telephone directories, maps and more. Great for hobbies and crafts, too To use, hold up to 4 away from the page. Fresnel design delivers the magnifying power of a traditional concave lens in a flat, lighter weight lens. The Fresnel lens is lightweight for easy travel and durable enough for everyday use. Comes in a vinyl case. Lifetime Limited Warranty.